A pen that can use any liquid as ink - such as wine and juice - has been revealed. Called the Winkpen, the reusable device can suck up liquids and write on paper without the need for regular ink. It ...

I messed up! I cannot believe that I forgot to make a pen of my most popular video ever that has over 500k views!! So, I am going to more than make up for it with this fun prize-wheel-spinning 3 color ...